<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../../assets/images/user.png" alt="" />
      </div>
      <!-- 登录表单区域 -->
      <el-form
        ref="loginFormRef"
        :model="loginForm"
        :rules="loginFormRules"
        label-width="0px"
        class="login_form"
      >
        <!--        用户名-->
        <el-form-item prop="username">
          <el-input
            v-model="loginForm.username"
            prefix-icon="el-icon-user"
          ></el-input>
        </el-form-item>
        <!--        密码-->
        <el-form-item prop="password">
          <el-input
            v-model="loginForm.password"
            prefix-icon="el-icon-key"
            type="password"
          ></el-input>
        </el-form-item>
        <!--        按钮区域-->
        <el-form-item class="btns">
          <el-button type="primary" @click="Login">登录</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
import { doLogin } from "@/api/login";

export default {
  name: "login",
  data() {
    return {
      // 数据绑定对象
      loginForm: {
        username: "",
        password: "",
      },
      // 验证规则对象
      loginFormRules: {
        //验证用户
        username: [
          { required: true, message: "请输入用户名", trigger: "blur" },
          {
            min: 3,
            max: 10,
            message: "长度在 3 到 10 个字符",
            trigger: "blur",
          },
        ],
        password: [
          { required: true, message: "请输入登录密码", trigger: "blur" },
          {
            min: 3,
            max: 15,
            message: "长度在 3 到 15 个字符",
            trigger: "blur",
          },
        ],
      },
    };
  },
  methods: {
    Login() {
      // 预验证
      this.$refs.loginFormRef.validate(async (valid) => {
        //未验证通过则直接return
        if (!valid) return;
        //不加await的化不会打印出数据，await只能用于async修饰的函数
        // const {data:res} = await this.$http.post('/gsUser', this.loginForm).catch(() => this.$message.error("登录失败,请联系Tel:"))
        doLogin(this.loginForm.username, this.loginForm.password).then(
          (response) => {
            if (response.data) {
              // 1，将登录成功之后的token，保存到客户端的sessionStorage(会话存储)中
              // 1.1 项目中除了登录之外的其他API接口，必须在登录之后才能访问
              // 1.2 token只应在当前网站打开期间生效，所以token保存在sessionStorage中

              // 2，通过编程式导航跳转到后台主页。路由地址是 /home

              // window.sessionStorage.setItem("userId", response.userId);

              this.$message.success("登录成功");
              this.$router.push("/home" );
            }
          }
        );
       
      });
    },
    // loginCheck: function () {
    //   axios.post("/gsUser", {
    //     name: this.loginForm.name,
    //     password: this.loginForm.password,
    //   }),
    //     then((response) => {
    //       if ((response, data == 0)) {
    //         this.$message.info("登录成功！");
    //         this.notLogin = false;
    //       } else {
    //         this.$message.info("用户名或密码错误！");
    //         this.notLogin = true;
    //       }
    //     }).catch(function (response) {
    //       this.$message.info("系统错误！");
    //       this.notLogin = true;
    //     });
    // },
    //重置登录表单
    resetLoginForm() {
      // console.log(this)
      // ui框架自带的form表单方法
      this.$refs.loginFormRef.resetFields();
    },
  },
};
</script>
<!--加上scoped是将样式应用于此组件，不加是全局-->
<style lang="less" scoped>
.login_container {
  background-color: rgba(21, 242, 231, 0.11);
  height: 100%;
}

.login_box {
  width: 450px;
  height: 300px;
  background-color: white;
  border-radius: 3px;
  /*容器内居中*/
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    /*边框阴影*/
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;

    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }

  .login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
  }

  .btns {
    display: flex;
    justify-content: flex-end;
  }
}
</style>
